//*
//        * Licensed to the Apache Software Foundation (ASF) under one
//        * or more contributor license agreements. See the NOTICE file
//        * distributed with this work for additional information
//        * regarding copyright ownership. The ASF licenses this file
//        * to you under the Apache License, Version 2.0 (the
//        * "License"); you may not use this file except in compliance
//        * with the License. You may obtain a copy of the License at
//        *
//        *   http://www.apache.org/licenses/LICENSE-2.0
//        *
//        * Unless required by applicable law or agreed to in writing,
//        * software distributed under the License is distributed on an
//        * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
//        * KIND, either express or implied. See the License for the
//        * specific language governing permissions and limitations
//        * under the License.
//        */
//
//        import org.apache.thrift.TException;
//
//// Generated code
//        import tutorial.*;
//        import shared.*;
//
//        import java.util.HashMap;
//
//public class CalculatorHandler implements Calculator.Iface {
//
//    private HashMap<Integer,SharedStruct> log;
//
//    public CalculatorHandler() {
//        log = new HashMap<Integer, SharedStruct>();
//    }
//
//    public void ping() {
//        System.out.println("ping()");
//    }
//
//    public int add(int n1, int n2) {
//        System.out.println("add(" + n1 + "," + n2 + ")");
//        return n1 + n2;
//    }
//
//    public int calculate(int logid, Work work) throws InvalidOperation {
//        System.out.println("calculate(" + logid + ", {" + work.op + "," + work.num1 + "," + work.num2 + "})");
//        int val = 0;
//        switch (work.op) {
//            case ADD:
//                val = work.num1 + work.num2;
//                break;
//            case SUBTRACT:
//                val = work.num1 - work.num2;
//                break;
//            case MULTIPLY:
//                val = work.num1 * work.num2;
//                break;
//            case DIVIDE:
//                if (work.num2 == 0) {
//                    InvalidOperation io = new InvalidOperation();
//                    io.whatOp = work.op.getValue();
//                    io.why = "Cannot divide by 0";
//                    throw io;
//                }
//                val = work.num1 / work.num2;
//                break;
//            default:
//                InvalidOperation io = new InvalidOperation();
//                io.whatOp = work.op.getValue();
//                io.why = "Unknown operation";
//                throw io;
//        }
//
//        SharedStruct entry = new SharedStruct();
//        entry.key = logid;
//        entry.value = Integer.toString(val);
//        log.put(logid, entry);
//
//        return val;
//    }
//
//    public SharedStruct getStruct(int key) {
//        System.out.println("getStruct(" + key + ")");
//        return log.get(key);
//    }
//
//    public void zip() {
//        System.out.println("zip()");
//    }
//
//}